Home / 14,482,766.40-21,699,266.40-7,649,217.60

Finding the Fourth Proportional to 14,482,766.40, 21,699,266.40 and 7,649,217.60

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Solution

The fourth proportional to 14,482,766.40, 21,699,266.40 and 7,649,217.60 is: 11,460,684.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,482,766.40 : 21,699,266.40 = 7,649,217.60 : x
  2. Step 2: Convert to fraction form
    14,482,766.40/21,699,266.40 = 7,649,217.60/x
  3. Step 3: Cross multiply
    14,482,766.40x = 21,699,266.40 × 7,649,217.60
  4. Step 4: Simplify right side
    14,482,766.40x = 165,982,410,453,968.62
  5. Step 5: Solve for x
    x = 165,982,410,453,968.62/14,482,766.40
  6. Step 6: Final answer
    x = 11,460,684.09

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.